Mathematics, 25.02.2020 19:49 layahmonaee
An insurance company wants to know the proportion of clients who have had claims within the last year. They randomly select 100 clients from a database of all clients and checks their basic information. They find that 5% of the clients had claims within the last year.
Select one:
a. Yes.
b. No, because it wasn't a random sample.
c. No, because n(p^) < 10 or n(q^) < 10.
d. No, because the sample size wasn’t at least 30 and the population wasn’t normally distributed.
e. No, because we already know the population proportion.
Answers: 2
Mathematics, 21.06.2019 18:30
Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.
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Mathematics, 21.06.2019 23:00
Aquadrilateral has exactly 3 congruent sides davis claims that the figure must be a rectangle why is his claim incorrect.
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Mathematics, 21.06.2019 23:30
What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radii and altitudes is 2: 1? submit
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An insurance company wants to know the proportion of clients who have had claims within the last yea...
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