1 point Which oi the following are the same concept [or close enough to be used in the same way] as an "expected value"? Check all that apply. longterm mean theoretical mean sample mean population mean shortterm mean 1 point In a standard normal distribution, which ol the following values are equal to the z-score? Mark all the apply. the original x value {before standardizing} the standardized a: value the number of SDs from the mean the size of one standard deviation the population mean 1 point 59 x is in the 63rd percentile of a standard normal distribution. What is the z-score associated with this value? Round your answer to the nearest hundredth. Type your answer... 1 point )9 In a normal distribution, what is the probability that avalue will fall between -2.3 SDs from the mean and -1.5 505 from the mean? Round your answer to the nearest hundredth. Type your answer... 1 point .9 What is the population mean for the data shown in the pdf table below? Round your answer to the nearest hundredth if needed. Type your answer... Which of the following are true about standard normal distributions? Check all that apply They have a mean of 1 The,' have a standard deviation oft} The are skewed They have a mean of E} The,' have a standard deviation of 1 They are symmetrical 7 2 points Match the description with the appropriate probability sum. Assume a standard normal distribution. Hint: look at the slides for the empirical rule. P (-3