An observed frequency distribution is as follows: Number of successes 0 1 2
Question:
Number of successes
0
1
2
3
Frequency
89
133
52
26
a. Assuming a binomial distribution with n = 3 and p = 1/3, use the binomial probability formula to find the probability corresponding to each category of the table.
b. Using the probabilities found in part (a), find the expected frequency for each category.
c. Use a 0.05 level of significance to test the claim that the observed frequencies fit a binomial distribution for which n = 3 and p = 1/3.
Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...
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