A null hypothesis for a goodness-of-fit test and a frequency table from a sample are given. Some is wrong A B 153 727 (a) Find the expected count for the category labeled B. The expected count is Enter your answer in accordance to item (a) of the question statement . (b) Find the contribution to the sum of the chi-square statistic for the category labeled B. Round your answer to two decimal places. The contribution for the category labeled B is Enter your answer in accordance to item (b) of the question statement . (c) Find the degrees of freedom for the chi-square distribution for this table. Enter your answer in accordance to item (c) of the question statement degree(s) of freedom