I Question 4 1 pts Suppose it is known that the income distribution in a particular region is right-skewed and bi-modal. If bank. economists are interested in estimating the mean income. which of the following is true? @u Provided that the sample size is sufficientlyr large. the sampling distribution [or the sample mean will be approximately normal with a mean equal to the population mean that they.r wish to estimate {21 The sampling distribution will also be right-skewed [or large sample sizes. {:3- The standard deviation of the sampling distribution for the sample mean will be proportionally larger than the population standard deviation. depending on the size of the sample C} The sampling distribution will be left-skewed