The engineer in charge of the coffee manufacturing process examines the confidence intervals for the mean caffeine content calculated over the past several weeks and is concerned that the intervals are too wide to be of any practical use. that is, they arenot providing a very precise estimate of 휇.c. what would happen to the width of the confidence intervals if the level of confidence of each intervalwereincreased from 95% to 99%? d. what would happen to the width of the confidence intervals if the number of samples per hour wereincreased from 50 to 100?