Change number 550 and 450 to 600 and 400

~ [AU marks] A survey of 1,000 office workers which consist of 550 males and 450 females indicated that 53% of males and 48% of females had office intrusions while on vacation. (a) At the 5% level of significance, is there evidence of a difference in proportion of males and females who experience office intrusions while on vacation? Ho HA [1 mark] Test Statistic [2 marks, 2 decimals] P-value [2 mark,s 4 decimals]. Decision with justification [0.5 mark]. Conclusion: Circle the Correct One [0.5 mark] A. Yes, there is enough evidence to conclude that there is significant difference in proportion of males and females who experience office intrusions while on vacation. B. No, there is not enough evidence to conclude that there is significant difference in proportion of males and females who experience office intrusions while on vacation (b) Find a 90% confidence interval for the difference in the proportion male and female who experience office intrusions while on vacation. [4 marks] Margin of error (percentage, 2 decimals): [3 marks] 90% Confidence Interval (percentage, 2 decimals): Lower bound: [0.5 mark] Upper bound: [0.5 mark]