A financial advising club has a total of 2500 members, and 480 of them have placed a majority of their savings in stocks during the past year. Use a calculator to find the probability that a survey of 60 financial club members will find that 10 or fewer of them have placed a majority of their savings in stocks during the past year.

Astudy claims that the mean age of online dating service users is 40 years. some researchers think this is not accurate and want to show that the mean age is not 40 years. identify the null hypothesis, h0, and the alternative hypothesis, ha, in terms of the parameter μ. select the correct answer below: h0: μ≥40; ha: μ< 40 h0: μ≤40; ha: μ> 40 h0: μ≠40; ha: μ=40 h0: μ=40; ha: μ≠40