Sam sounds received a $290 discount loan to purchase a stereo. the loan was offered at 16% for 90 days. find the interest in dollars and the proceeds for the following problem. the interest is $ . the proceeds are $

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