A stationery store wants to estimate the mean retail value ofgreeting cards that it has in its inventory. A random sample of 100greeting cards indicates a mean value of ​$2.53 and a standarddeviation of ​$0.41 . Complete parts​ (a) and​ (b).
A. Is there evidence that the population mean retail value ofthe greeting cards is different from $2.50 ​? ​(Use a 0.10 levelof​ significance.)
State the null and alternative hypothesis. Identify the criticalvalue(s). Determine the test statistic. What is the conclusion?
B. Determine the p-value and interpret its meaning
