For two equal sets there: a) cardinality is same b) cardinality is different c) may be same or different d) none of the mentioned state whether the given statement is true or false cardinality of the set of lower letter english alphabets is 26. a) true b) false • if a is a subset of b and b is a subset of c, then cardinaity of a ubuc is equal to a) cardinality of c b) cardinality of b c) cardinality of a d) none of the mentioned

(co 3) the times that customers spend in a book store are normally distributed with a mean of 39.5 minutes and a standard deviation of 9.4 minutes. a random sample of 25 customers has a mean of 36.1 minutes or less. would this outcome be considered unusual, so that the store should reconsider its displays? no, the probability of this outcome at 0.035, would be considered usual, so there is no problem yes, the probability of this outcome at 0.035, would be considered unusual, so the display should be redone no the probability of this outcome at 0.359 would be considered usual, so there is no problem yes, the probability of this outcome at 0.965 would be considered unusual, so the display should be redone