1. Use the Dow Jones Industrial stocks in data project 1 of Chapter 7 as your data set. Find the gain or loss for each stock over the last quarter. Test the claim that the mean is that the stocks broke even (no gain or loss indicates a mean of 0).

MSFT 0.01

MMM 0.04

AMGN -0.15

INTC 0.04

MRK -0.08

HON -0.21

JNJ 0.19

AXP 0.19

MCD -0.37

IBM -0.22

HD 0.65

CSCO -0.11

PG 0.37

TRV -0.37

WMT 0.47

VZ -0.23

BA -0.88

GS -0.96

KO -0.29

V 1.21

NKE 0.84

AAPL 0.86

UNH -2.82

JPM -1.29

CAT -2.27

WBA 0.55

DIS -2.4

DOW -1.3

CVX -3.48

CRM -14.02