Question

In planning a study on the average number of times a smartphone user unlocks their cell phone in a day, a researcher states the hypotheses as: H :E = 20 times Ha : 5: > 20 times What is wrong with this? 0 Hypotheses are statements about statistics, not parameters. The research question should not be about the population mean u. but should be about the sample mean..'.,_". 0 Hypotheses are statements about parameters, not statistics. The research question should not be about the sample mean :E. but should be about the population mean, p. Q There is nothing wrong with this statement. 0 The null and alternative hypotheses need to be switched