#8

8. Data on investments in the high-tech industry published in America's Network Telecom Investor. A random sample of 18 venturecapital investments in the ber optics business sector yielded the following date, in millions of dollars 5.06 6.27 5.96 10.51 2.04 5.48 5.2?4 5.58 4.13 8.63 5.95 6.67 4.21 171 9.21 4.98 8.64 6.66 Of all venture capital investments in the ber optics business sector Determine and interpret a 95% condence interval for the mean amount . Assume that population standard deviation is $2.04 million. (Note: the sum of that data is 113.97