What requirements must be satisfied? select all that apply. a. at least one observation must be above or below 9090 sec. b. either the population is normally distributed, or ngreater than> 30, or both. c. the sample observations must be a simple random sample. d. the conditions for a binomial distribution must be satisfied?

Select the correct answer from each drop-down menu. james needs to clock a minimum of 9 hours per day at work. the data set records his daily work hours, which vary between 9 hours and 12 hours, for a certain number of days. {9, 9.5, 10, 10.5, 10.5, 11, 11, 11.5, 11.5, 11.5, 12, 12}. the median number of hours james worked is . the skew of the distribution is

Yvaries directly as x. y =90 when x=6. find y when x=13

Rewrite the polynomial -9x5 + 36x4 + 189x3 in factored form.