Heights were measured for a random sample of

| April 14, 2018

Heights were measured for a random sample ofplants grown while being treated with a particularnutrient. The sample mean and sample standard deviation of those height measurements werecentimeters andcentimeters, respectively.Assume that the population of heights of treated plants is normally distributed with meanthe sample, can it be concluded thatsignificance.is different fromcentimeters? Use the. Based onlevel ofPerform a two-tailed test.Then fill in the table below.Carry your intermediate computations to at least three decimal places and round your answers asspecified in the table. (If necessary, consult a list of formulas.)The null hypothesis:The alternative hypothesis:The type of test statistic:The value of the test statistic: round to at least three decimal placesThe two at the 0.05 level of significance: round to at least three decimal:At the 0.05 level of significance, can the psychologist conclude that the mean SI score among smokers isdifferent from 150? YES OR NO

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