Mathematics, 31.03.2020 01:33 lolomgwtfnvm4
An insurance company reports that 75% of its claims are settled within two months of being filed. In order to test that the percent is less than seventy-five, a state insurance commission randomly selects 35 claims and determines that 23 of the 35 were settled within two months.
a) Write out the hypotheses.
b) Calculate the test statistic.
c) Find the p-value.
d) Do we reject the null hypothesis? Explain.
e) What can you conclude based on this evidence
Answers: 1
Mathematics, 21.06.2019 17:30, redbenji1687
Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.
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Mathematics, 21.06.2019 18:30, mikey8510
The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude
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Mathematics, 21.06.2019 21:40, skylarbrown018
The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 12611261 chips and a standard deviation of 118118 chips. (a) determine the 2626th percentile for the number of chocolate chips in a bag. (b) determine the number of chocolate chips in a bag that make up the middle 9696% of bags. (c) what is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?
Answers: 2
An insurance company reports that 75% of its claims are settled within two months of being filed. In...
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