i need help

You buy a packet of M&Ms and sort them into their colours. The count of their colours is as follows: red green yellow tan brown 1. What is the sample proportion of red M&Ms? (4 dp) 2. What is the estimated standard error of the sample proportion? (4 dp) Based on this sample, give a 95% confidence interval for p, the true proportion of red M&Ms. (lower limit, upper limit) = (_ _ 3. lower limit (3 dp) 4. upper limit (3 dp) YES The manufacturer states that 10% of M&Ms are red. NO 5. Based on your packet of M&Ms, and the confidence interval obtained, is this a reasonable claim