A sample of 148 male general managers of three-star and four-star hotels had mean BSRI femininity score =5.29. The mean score for general male population is = 5.19. Do hotel managers, on the average, differ statistically significantly in femininity score men in general? Assume that standard deviation of scores in the population of all male hotel managers id the same as the = 0.78 for the adult male population. Use the significance level (=0.05)