Mathematics, 03.12.2019 18:31 jazmaine1217
Ashareholders' group, in lodging a protest, claimed that the mean tenure for a chief executive office (ceo) was at least nine years. a survey of companies reported in the wall street journal found a sample mean tenure of 7.56 years for ceos with a standard deviation of s6.67 years. a. formulate hypotheses that can be used to challenge the validity of the claim made by the shareholders' group b. assume 70 companies were included in the sample. what is the p-value for your hypothesis test? enter negative value as negative number (to 3 decimals) t-value p-value ( between .025 and .05 ; c. at α = 0.02, what is your conclusion? do not rejectt ー°the null hypothesis, we don't have enough evidence to disprove the shareholder group's claim.
Answers: 2
Mathematics, 21.06.2019 19:00
Angela is buying a dress that is on sale for 20% off. if the original price of the dress is $40.00, how much money is angela saving on the dress? a. $0.80 b. $3.20 c. $32.00 d. $8.00
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Mathematics, 21.06.2019 20:00
Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?
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Mathematics, 21.06.2019 20:00
Which type of graph would allow us to quickly see how many students between 100 and 200 students were treated?
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Ashareholders' group, in lodging a protest, claimed that the mean tenure for a chief executive offic...
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