Test the null hypothesis at the .01 level of significance

Test the null hypothesis at the .01 level of significance that the distribution of blood types for college students complies with the proportions described in the blood bank bulletin, namely, .44 for 0, .41 for A, .10 for B, and .05 for AB. Now, however, assume that the results are available for a random sample of only 60 students. The results are as follows: 27 for 0, 26 for A, 4 for B, and 3 for AB.
The expected frequency for AB, (.05) (60) 5 3, is less than 5, the smallest permissible expected frequency. Create a sufficiently large expected frequency by combining B and AB blood types.
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...


  • Access to 2 Million+ Textbook solutions
  • Ask any question from 24/7 available



Get help from Statistics Tutors
Ask questions directly from Qualified Online Statistics Tutors .
Best for online homework assistance.