Mathematics, 04.04.2020 15:00 jmackenzie7
Please help! A research firm has determined that 80% of telephone respondents will agree to answer an opinion poll. If 20 people are contacted, what is the probability that exactly 14 people agree to be polled?
A.) 8.4%
B.) 10.9%
C.) 12.4%
D.) 20.3%
Answers: 1
Mathematics, 21.06.2019 16:30, unicornpoop54
Arandom sample of 150 high school students were asked whether they have a job. the results are shown in the table. have a job do not have a job male 48 35 female 41 26 select a ord or phrase from the drop-down menus to correctly complete the statements describing the association.
Answers: 1
Mathematics, 21.06.2019 16:30, kayleefaithblair
Scott harris can invest $7,000 in a 1-year cd that earns interest at an annual rate of 4 percent compounded monthly. the amount per $1.00 is 1.040742. he can also invest $7,000 in a 1-year cd at annual rate of 4 percent compounded quarterly. the amount per $1.00 is 1.040604. what is the difference in the amount of interest earned for each investment? a) $0.96 b) $0.81 c) $0.87 d) $0.88
Answers: 1
Please help! A research firm has determined that 80% of telephone respondents will agree to answer a...
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