subject
Mathematics, 19.11.2019 02:31 moranmar2283

The president of a university claimed that the entering class this year appeared to be larger than the entering class from previous years but their mean sat score is lower than previous years. he took a sample of 20 of this year's entering students and found that their mean sat score is 1,501 with a standard deviation of 53. the university's record indicates that the mean sat score for entering students from previous years is 1,520. he wants to find out if his claim is supported by the evidence at a 5% level of significance.
true or false:
if these data were used to perform a two-tail test, the p-value would be 0.1254.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 18:40
Solve the equation below: (x+4)/6x=1/x a. x=2 b. x=0,2 c. x=-2 d. x=0,-2
Answers: 1
question
Mathematics, 21.06.2019 20:30
10 points? me . its important โ€ผ๏ธโ€ผ๏ธ
Answers: 1
question
Mathematics, 21.06.2019 22:20
Select the correct answer from each drop-down menu. the table shows the annual sales revenue for different types of automobiles from three automobile manufacturers. sales revenue (millions of dollars) suv sedan truck marginal total b & b motors 22 15 9 46 pluto cars 25 27 10 62 panther motors 26 34 12 72 marginal total 73 76 31 180 the company with the highest percentage of sales revenue from sedans is . of the annual sales revenue from suvs, the relative frequency of pluto cars is .
Answers: 1
question
Mathematics, 21.06.2019 23:00
If a company produces x units of an item at a cost of $35 apiece the function c=35x is a of the total production costs
Answers: 2
You know the right answer?
The president of a university claimed that the entering class this year appeared to be larger than t...
Questions
question
Mathematics, 17.09.2020 02:01
question
Mathematics, 17.09.2020 02:01
question
Mathematics, 17.09.2020 02:01
question
Mathematics, 17.09.2020 02:01
question
Mathematics, 17.09.2020 02:01
question
English, 17.09.2020 02:01
question
Mathematics, 17.09.2020 02:01
question
Mathematics, 17.09.2020 02:01
question
Mathematics, 17.09.2020 02:01
question
Mathematics, 17.09.2020 02:01
question
Chemistry, 17.09.2020 02:01
question
Mathematics, 17.09.2020 02:01
question
Mathematics, 17.09.2020 02:01
question
Mathematics, 17.09.2020 02:01
question
Mathematics, 17.09.2020 02:01
question
Biology, 17.09.2020 02:01
question
Mathematics, 17.09.2020 02:01
question
Mathematics, 17.09.2020 02:01
question
Mathematics, 17.09.2020 02:01
question
Mathematics, 17.09.2020 02:01
Questions on the website: 13722363