Use Rcmdr to count the missing observations (go to the tab "Statistics" then "Summaries" then "Count missing observations"). Based that count, please write below the exact number of missing observations for the variable "Brick"

Price SqFt Bedrooms Bathrooms Offers Brick Neighborhood 114300 1790 2 2 2 No East 114200 2030 4 2 3 No East 114800 1740 3 2 1 No East 94700 1980 3 2 3 No East 119800 2130 3 3 3 No East 114600 1780 3 2 2 No North 151600 1830 3 3 3 Yes West 150700 2160 4 2 2 No West 119200 2110 4 2 3 No East 104000 1730 3 3 3 No East 132500 2030 3 2 3 Yes East 123000 1870 2 2 2 Yes East 102600 1910 3 2 4 No North 126300 2150 3 3 5 Yes North 176800 2590 4 3 4 No West 145800 1780 4 2 1 No West 147100 2190 3 3 4 Yes East 83600 1990 3 3 4 No North 111400 1700 2 2 1 Yes East 167200 1920 3 3 2 Yes West 116200 1790 3 2 3 No East 113800 2000 3 2 4 No North 91700 1690 3 2 3 No North 106100 1820 3 2 3 Yes North 156400 2210 4 3 2 Yes East 149300 2290 4 3 3 No North 137000 2000 4 2 3 No West 99300 1700 3 2 2 No East 69100 1600 2 2 3 No North 188000 2040 4 3 1 Yes West 182000 2250 4 3 3 Yes West 112300 1930 2 2 2 Yes North 135000 2250 3 3 3 Yes East 139600 2280 5 3 4 Yes East 117800 2000 2 2 3 No North 117100 2080 3 3 3 No North 117500 1880 2 2 2 No North 147000 2420 4 3 4 No West 131300 1720 3 2 1 No West 108200 1740 3 2 2 No North 106600 1560 2 2 1 No East 133600 1840 4 3 2 No West 105600 1990 2 2 3 No East 154000 1920 3 2 1 Yes East 166500 1940 3 3 2 Yes West 103200 1810 3 2 3 No East 129800 1990 2 3 2 No North 90300 2050 3 2 6 No North 115900 1980 2 2 2 No East 107500 1700 3 2 3 Yes North 151100 2100 3 2 3 Yes East 91100 1860 2 2 3 No North 117400 2150 2 3 4 No North 130800 2100 3 2 3 No North 81300 1650 3 2 3 No North 125700 1720 2 2 2 Yes East 140900 2190 3 2 3 Yes East 152300 2240 4 3 3 No West 138100 1840 3 3 1 No West 155400 2090 4 2 1 No West 180900 2200 3 3 1 No West 100900 1610 2 2 2 No North 161300 2220 4 3 2 No West 120500 1910 2 3 2 No East 130300 1860 3 2 2 No West 111100 1450 2 2 1 Yes North 126200 2210 3 3 4 No North 151900 2040 4 3 3 No East 93600 2140 3 2 4 No North 165600 2080 4 3 3 No West 166700 1950 3 3 3 Yes West 157600 2160 4 2 1 No West 107300 1650 3 2 3 No North 125700 2040 3 3 2 No East 144200 2140 3 3 3 No West 106900 1900 2 2 2 No North 129800 1930 3 2 2 No West 176500 2280 4 3 3 Yes West 121300 2130 3 2 3 No North 143600 1780 4 2 1 No West 143400 2190 3 3 4 Yes East 184300 2140 4 3 2 Yes West 164800 2050 2 2 1 Yes West 147700 2410 3 3 2 No East 90500 1520 2 2 3 No North 188300 2250 4 3 2 Yes West 102700 1900 4 2 4 No North 172500 1880 3 3 1 Yes West 127700 1930 3 3 2 No North 97800 2010 2 2 4 No North 143100 1920 4 2 2 No West 116500 2150 3 2 2 No East 142600 2110 3 2 2 No West 157100 2080 3 3 2 No East 160600 2150 4 3 3 Yes West 152500 1970 2 2 1 Yes West 133300 2440 3 3 3 No East 126800 2000 2 2 1 Yes East 145500 2060 3 2 1 No West 171000 2080 3 3 2 Yes West 103200 2010 3 2 5 No North 123100 2260 3 3 5 No East 136800 2410 3 3 4 No East 211200 2440 4 3 3 Yes West 82300 1910 3 2 4 No East 146900 2530 4 3 4 No West 108500 2130 3 2 4 No North 134000 1890 3 2 1 Yes East 117000 1990 3 3 3 Yes East 108700 2110 3 2 3 No East 111600 1710 2 2 1 No North 114900 1740 2 2 2 No North 123600 1940 2 2 2 Yes East 115700 2000 3 2 3 Yes North 124500 2010 4 3 2 No East 102500 1900 3 3 3 No North 199500 2290 5 4 1 Yes West 117800 1920 3 2 2 No North 150200 1950 3 2 3 Yes North 109700 1920 2 2 4 No North 110400 1930 2 3 3 No North 105600 1930 3 3 3 No East 144800 2060 2 2 1 Yes East 119700 1900 3 3 3 Yes East 147900 2160 4 3 3 Yes East 113500 2070 2 2 2 No North 149900 2020 3 3 1 No West 124600 2250 3 3 4 No North