Patients with advanced cancers of the stomach, bronchus, colon, ovary or breast were treated with ascorbate. Their survival time post diagnosis was monitored.1 The resulting data set is available at www.statconcepts.com/datasets or in the appendix.Test the hypothesis that the proportion of cancer patients treated with ascorbate who will survive more than a year is larger than 0.40. Assume a Type I error rate of=0.05.

(a) state the null & alternative hypothesis

(b) state sample proportion, test statistic, and p-value

(c) stateifthereisenoughevidencetoreject Ho (Donotsaywhetheryouchose Ha ornot)