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Question: A survey shows that 74% of the indians like apples, where 68% like orange. What percentage of the indians like both apples and oranges?
find the probability using the binomial distribution of obtaining 2 or more nonconforming units when sampling 5
A arbitrary sample of 8 students is selected. Illucidate the probability that among the students in the sample at least 7 are female.
Explain what the standard error of the mean represents and does the sampling distribution of x look like a Normal distribution if n is 10?
If you are using the method of least squares for fitting trends in an annual time series containing 25 consecutive yearly values.
a spinner is divided into 4 equal spaces. a player bets 2.00 on a given space. if the spinner lands on that space he is
Test whether the mean weight is less than 10 pounds. Use P-value approach.
A university wants to determine the proportion of students who use a cash card to pay at the university food service. Out of 100 students surveyed, 65 students use a cash card. Estimate the value of the population proportion.
Using your answers to the earlier parts of this question, explain how the sample size affects the mean and SD of the sum of a collection of random variables. Limit your answer to 2-3 sentences.
If the mean μ does not differ significantly from 5.5 (that is, if the null hypothesis is true), then the probability of obtaining a sample mean y as far or farther from 5.5 than 5.4 is .1034.
Height X of adult women are normally distributed with mean 63.7 inches and standard deviation 2.71 iches. Romeo who is 68.25 inches tall wishes to date only women who are shorter than he but within 4 inches of his height. Find the probability ..
1.a manufacturer receives parts from two suppliers. an srs of 400 parts from supplier 1 finds 20 defective. an srs of
At least 14 units of B and no more than 20 units of A must be used. Each unit of A weighs 5 kg and each unit of B weighs 10 kg. How many units of each type of raw material requires?
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