Mathematics, 24.04.2020 18:30 KoolCatz
A certain region would like to estimate the proportion of voters who intend to participate in upcoming elections. A pilot sample of 50 voters found that 39 of them intended to vote in the election. Determine the additional number of voters that need to be sampled to construct a 91% interval with a margin of error equal to 0.07 to estimate the proportion.
Answers: 2
Mathematics, 21.06.2019 16:00
Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.
Answers: 2
Mathematics, 21.06.2019 21:30
If you flip a coin 3 times, what is the probability of flipping heads 3 times? a. p(3 heads) = 3/8 b. p(3 heads) = 1/6 c. p(3 heads) = 1/8 d. p(3 heads) = 1/2
Answers: 2
Mathematics, 21.06.2019 21:30
Joanie wrote a letter that was 1 1/4 pages long. katie wrote a letter that was 3/4 page shorter then joagies letter. how long was katies letter
Answers: 1
A certain region would like to estimate the proportion of voters who intend to participate in upcomi...
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