answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
german
10 days ago
6

A student wanted to construct a 95% confidence interval for the mean age of students in her statistics class. she randomly selec

ted nine students. their average age was 19.1 years with a sample standard deviation of 1.5 years. what is the best point estimate for the population mean?
Mathematics
You might be interested in
You have just opened a new nightclub, Russ' Techno Pitstop, but are unsure of how high to set the cover charge (entrance fee). O
Svet_ta [12734]
a) q(p) = -15p + 300; b) R(p) = -15p² + 300p; c) C(p) = -30p + 1600; d) 1) P(p) = -15p² + 330p - 1600; d) 2) p = $11. To develop the demand equation, we plot the values of the cover charge against the number of guests per night for the given coordinates (9,165) and (10,150). The slope provides the relationship needed to formulate the linear equation relating guests and cover charge. The revenue function follows from multiplying price by guests, while the cost function encompasses overhead and beverage expenses associated with operational costs. The profitability equation emerges from subtracting costs from revenues, allowing us to determine the optimal entrance fee for maximum profit.
5 0
2 months ago
cookies are sold singly or in packages of 7 or 21. with this packaging how many ways can you buy 42 cookies?
Svet_ta [12734]
You can acquire 42 cookies through 12 different combinations. The first method involves purchasing 2 packs of 21 (21x2 = 42). The second consists of acquiring 1 pack of 21 alongside 3 packs of 7 (21 + 3x7 = 42). The third way is to buy 1 pack of 21 and 21 individual cookies (21 + 21 = 42). The fourth option combines 1 pack of 21, 1 pack of 7, and 14 single cookies (21 + 7 + 14 = 42). The fifth strategy includes 1 pack of 21, 2 packs of 7, and 7 individual cookies (21 + 14 + 7 = 42). The sixth way is to opt for 6 packs of 7 (7x6 = 42). The seventh option is to purchase 5 packs of 7 along with 7 individual cookies (7x5 + 7 = 42). For the eighth method, you can buy 4 packs of 7 and 14 single cookies (7x4 + 14 = 42). The ninth way is to get 3 packs of 7 with 21 single cookies (7x3 + 21 = 42). The tenth consists of acquiring 2 packs of 7 plus 28 individual cookies (7x2 + 28 = 42). The eleventh strategy involves 1 pack of 7 and 35 single cookies (7 + 35 = 42). Lastly, the twelfth method is simply buying 42 individual cookies (42 = 42).
4 0
2 months ago
True or False: Like the edges of a filled-in area, the endpoints of a polygon do not need to conform to snap points.
PIT_PIT [12445]

Answer:

The response is "False."

Explanation:

In geometry, an area refers to the space that an object occupies. A filled area consists of lines that connect to create an "edge."

These connecting lines help define the shape or area of the object and are known as "snap points." Keep in mind that "polygons" are made up of line segments that connect at their endpoints to form a closed shape. Consequently, it must adhere to "snap points."

This clarifies the response.

8 0
3 months ago
What is the nearest ten thousand, the population of Vermont was estimated to be about 620,000 in 2008 . What might have been the
AnnZ [12381]

Answer:

The exact population of Vermont in 2008 could have been around 618,000

Step-by-step explanation:

* Here's how rounding to the nearest ten thousand works:

- Numbers ending with the last four digits between 0001 and 4999 are rounded down to the nearest lower multiple of ten thousand

- Example: 83,525 rounds down to 80,000.

- If the last four digits are 5000 or above, round up to the next higher ten thousand

- Example: 58,988 rounds up to 60,000

* Applying this rule to the problem given:

Since the rounded population is 620,000 to the nearest ten thousand, the actual population could be any value with the last four digits from 0001 to 4999 (like 618,000) or from 5000 upwards (like 624,000).

Therefore, 618,000 might represent the actual population of Vermont in 2008

6 0
3 months ago
Identify the range of the function shown in the graph
Leona [12618]

The domain refers to all potential input values, specifically represented by the x-axis on a graph. Conversely, the range includes all possible output values, depicted along the y-axis.


The graph clearly extends horizontally from (-∞,∞) on the x-axis, indicating that its domain is (-∞,∞).


Similarly, it can be seen that the graph stretches vertically from (-∞,∞) on the y-axis, denoting that the range is also (-∞,∞).


This indicates the function includes an infinite array of values. Therefore, there are no limitations on either the domain or the range for this function.

4 0
3 months ago
Read 2 more answers
Other questions:
  • Consider the function represented by the equation 6q = 3s - 9. Write the equation in function notation, where q is the independe
    13·2 answers
  • Molly has a $2500 down payment saved for this purchase, and the dealer's $1500 Cash Allowance will come straight off her total.
    14·2 answers
  • Two coins are to be flipped. The first coin will land on heads with probability 0.6, the second with probability 0.7. Assume tha
    15·1 answer
  • Suppose that, for every lot of 100 computer chips a company produces, an average of 1.4 are defective. Another company buys many
    11·1 answer
  • Figures R, S, and T are all scaled copies of one another. Figure S is a scaled copy of R using a scale factor of 3. Figure T is
    8·1 answer
  • Consider the two triangles. Triangles W U V and X Z Y are shown. Angles V U W and Y X Z are congruent. Angles U W V and X Z Y ar
    9·2 answers
  • In a USA TODAY/Gallup Poll, respondents favored Barack Obama over Mitt Romney in terms of likeability, 61% to 32% (Los Angeles T
    15·1 answer
  • The Longstocking Toy Company is coming up with a new summer toy - Tinker the
    6·1 answer
  • Even though the actual concentration of sodium in the drinking water is within the limit, there is a0.0974 probability that the
    12·1 answer
  • Eric spent $21.85, including sales tax, on 2 jerseys and 3 pairs of socks. The jerseys cost $6.75 each and the total sales tax w
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!