The scores of a certain population on the wechsler intelligence scale for children (wisc) are thought to be normally distributed with mean m and standard deviation s = 10. a simple random sample of 25 children from this population is taken and each is given the wisc. the mean of the 25 scores is x = 104.32. based on these data, a 95% confidence interval for m is a) 104.32 â± 0.78. b) 104.32 â± 3.29. c) 104.32 â± 3.92. d) 104.32 â± 19.60

Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need

Do social recommendations increase ad effectiveness? a study of online video viewers compared viewers who arrived at an advertising video for a particular brand by following a social media recommendation link to viewers who arrived at the same video by web browsing. data were collected on whether the viewer could correctly recall the brand being advertised after seeing the video. the results are given below. correctly recalled the brandarrival 409153browsing20484b. conduct the hypothesis test, using the 0.025 level of significance. what is the value of the test statistic? χ2stat=what is the p-value? p-value=is this value significant atα=0.025?

Agallon of apple juice cost $7 a pack of eight 4.23oz box of apple juice $2.39 which is a better deal