Jill only receives surveys from 386 people despite expecting to receive 500 surveys. How will this affect the width and the margin of error of her confidence interval for a population mean? Assume that the population standard deviation is unknown and the population distribution is approximately normal.   Select your answer from the choices below.   1,The width will increase, and the margin of error will decrease 2,the width will decrese, and the margin of error will increase  3,the with will decrease, and the margin of error will deacrese  4, the wisth will increase, and the margin of error will increase

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