The following is a table showing customer preference by manufacturer for hiking boots sold at a certain department store.
| Manufacturer | A | B | C | D | Total |
| Preference (\%) | 20 | 28 | 25 | 27 | 100 |
When 192 customers each purchase one pair of hiking boots, what is the probability that 42 or more customers will choose company C's product, using the standard normal distribution table on the right? [3 points]
| $Z$ | $\mathrm { P } ( 0 \leqq Z \leqq z )$ |
| 0.5 | 0.1915 |
| 1.0 | 0.3413 |
| 1.5 | 0.4332 |
| 2.0 | 0.4772 |
(1) 0.6915
(2) 0.7745
(3) 0.8256
(4) 0.8332
(5) 0.8413